Do you know the highest mountain in the world ?   Yes . It is Everest , also called Zhumulangma in China . It is 8,844 . 43 meters above the sea level .   Wow ! That must be really awesome to stand on the top of the mountain to overlook the earth .   Actually , it is impossible because the mountain is covered with snow all year around . And is has heavy fog for most of the time .   Have people set foot on its peak ?   Yes , it has been conquered by many people in history . 